and it usually has an old testament prophecy, a psalm -- a song, something from the -- the letters of paul or so on and the gospel reading. so all of the churches don't use all four. but they're offered for that and you can print it out, you know -- you go to shrader common -- and they will tell you the -- and the advantage of that, of course, is that -- and the idea is that you can go to church anywhere in the world, any church and you're going to be hearing the same text and there's power in that. >> there's power. >> and it also tells the story -- it's a three-year revolving thing. i can't don't i hear the same stories all the time. so it's a balance reading what we like and don't. each one tells a different story. i'm sure you preached on isiah last week. >> i try to keep a balance. because there's so much emphasis on the new testament around this time. but it's a very famous passage. and there is a sculpture outside the united nations building. nations will not use sword against nation and study war no more. what a great passage. that's one of the great songs in the spirituals, study